Zhejiang Boshi bichuan Yinzhou Technology Co., Ltd Ningbo Shiji Persian Tools Co., Ltd Yuyao City in Zhejiang Province, known as "one of the birthplaces of the Chinese nation, a famous historical and cultural city, a global green city and China's happiest city". Zhejiang Boshi bichuan Yinzhou Technology Co., Ltd. and Ningbo Shiji Persian Tools Co., Ltd. are the leaders of China's independent hardware tool brands. The registered capital is 180 million yuan. The existing plant area is 120 mu and the construction area is 80000 square meters. It is a professional hardware tool enterprise integrating R & D, design, production, testing, warehousing and logistics. The company has passed ISO9001 quality management system certification, ISO14001 environmental management system certification, OHSAS18001 occupational health and safety management system certification.